-n+7=7+2n-3n

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Solution for -n+7=7+2n-3n equation: 



-n+7=7+2n-3n

We move all terms to the left:

-n+7-(7+2n-3n)=0

We add all the numbers together, and all the variables

-n-(-1n+7)+7=0

We add all the numbers together, and all the variables

-1n-(-1n+7)+7=0

We get rid of parentheses

-1n+1n-7+7=0

We add all the numbers together, and all the variables

=0

n=0/1

n=0

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